Patents Examined by Ronald A Quinlan
  • Patent number: 7635528
    Abstract: An article is coated with a multi-layer coating having a bronze color. In a preferred embodiment, the coating comprises a nickel or polymer basecoat layer, and a color and protective stack layer comprised of layers of carbon-rich refractory metal or refractory metal alloy carbonitride alternating with layers of nitrogen-rich refractory metal or refractory metal alloy carbonitride. In another embodiment, the alternating layers of the color stack layer may comprise layers of carbon-rich refractory metal carbides or carbon-rich refractory metal alloy carbides alternating with layers of nitrogen-rich refractory metal nitrides or nitrogen-rich refractory metal alloy nitrides.
    Type: Grant
    Filed: May 23, 2006
    Date of Patent: December 22, 2009
    Assignee: Vapor Technologies, Inc.
    Inventors: Guocon Chen, Bryce Anton